<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
  <title>Testcase for mask linked to local-ref URL</title>
  <defs>
    <mask id="circleMask1" x="0" y="0" width="100" height="100" >
      <circle cx="50" cy="50" r="0" style="stroke:none; fill: #ffffff"/>
    </mask>
    <mask id="circleMask2" x="0" y="0" width="100" height="100" >
      <circle cx="50" cy="150" r="40" style="stroke:none; fill: #ffffff"/>
    </mask>
    <mask id="circleMask3" x="0" y="0" width="100" height="100" >
      <circle cx="50" cy="250" r="40" style="stroke:none; fill: #ffffff"/>
    </mask>
  </defs>
  <style>
    #mask3 {
      mask: url(#circleMask3);
    }
  </style>
  <use xlink:href="use-localRef-mask-resource.svg#mask1"/>
  <use xlink:href="use-localRef-mask-resource.svg#mask2" mask="url(#circleMask2)"/>
  <use xlink:href="use-localRef-mask-resource.svg#mask3"/>
</svg>
